LG KE600 Service Manual - Page 75
Trouble shooting
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5. Trouble shooting 5. Trouble shooting 5.1 Trouble shooting test setup 4.000V 0.0000A Figure 51 Equipment setup Power on all of test equipment - Connect PIF-UNION JIG or dummy battery to the DUT for power up. - Connect mobile switch cable between Communication test set and DUT when you need to make a phone call. - Follow trouble shooting procedure 5.2 Power on Trouble Check Points -Battery Voltage( Need to over 3.35V) -Power-On Key detection (PWRON signal) -Outputs of LDOs from PMIC - 76 -
5. Trouble shooting
- 76 -
5.1 Trouble shooting test setup
Power on all of test equipment
- Connect PIF-UNION JIG or dummy battery to the DUT for power up.
- Connect mobile switch cable between Communication test set and DUT when you need to make a
phone call.
- Follow trouble shooting procedure
5.2 Power on Trouble
Check Points
-Battery Voltage( Need to over 3.35V)
-Power-On Key detection (PWRON signal)
-Outputs of LDOs from PMIC
5. Trouble shooting
4.000V 0.0000A
Figure 51 Equipment setup